1 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
5 * cgraph.h (compute_inline_parameters): Return void.
6 * ipa-inline.c (compute_inline_parameters): Adjust.
8 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
12 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
14 * cfgexpand.c (estimated_stack_frame_size): Likewise.
15 * ipa-inline.c (compute_inline_parameters): Adjust.
17 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
21 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
22 Adjust all users. Pass FN to...
23 * tree-flow-inline.h (first_referenced_var): ... this. Add
25 * ipa-struct-reorg.c: Adjust.
27 * tree-into-ssa.c: Adjust.
29 * tree-ssa-alias.c: Adjust.
30 * tree-ssa-live.c: Adjust.
32 * tree-ssanames.c: Adjust.
33 * tree-tailcall.c: Adjust.
35 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
39 * tree-flow.h (referenced_var_lookup): Add fn parameter.
41 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
42 * tree-flow-inline.h: Adjust.
43 * gimple-pretty-print.c: Adjust.
44 * tree-into-ssa.c: Adjust.
46 * cfgexpand.c: Adjust.
48 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
50 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
51 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
52 (EXTRA_CONSTRAINT): Delete.
53 * config/iq2000/constraints.md: New file.
54 * config/iq2000/iq2000.md: Include it.
55 (define_insn ""): Delete.
56 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
57 unsupported constraint letters from patterns.
58 (call_value, call_value_internal1): Likewise.
59 (call_value_multiple_internal1): Likewise.
61 2011-02-15 Nick Clifton <nickc@redhat.com>
63 * config/mn10300/mn10300.c: Include tm-constrs.h.
64 (struct liw_data): New data structure describing an LIW candidate
66 (extract_bundle): Use struct liw_data. Allow small integer
67 operands for some instructions.
68 (check_liw_constraints): Use struct liw_data. Remove swapped
69 parameter. Add comments describing the checks. Fix bug when
70 assigning the source of liw1 to the source of liw2.
71 (liw_candidate): Delete. Code moved into extract_bundle.
72 (mn10300_bundle_liw): Use struct liw_data. Check constraints
74 * config/mn10300/predicates.md (liw_operand): New predicate.
75 Allows registers and small integer constants.
76 * config/mn10300/constraints.md (O): New constraint. Accetps
77 integers in the range -8 to +7 inclusive.
78 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
79 for moving a small integer into a register. Give this alternative
81 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
82 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
83 using the J,K,L and M constraints,
84 (liw): Remove SI mode on second operands to allow for HI and QI
86 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
89 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
92 * combine.c (cant_combine_insn_p): Check zero/sign extended
95 2011-02-15 Richard Guenther <rguenther@suse.de>
97 PR tree-optimization/47743
98 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
99 for a non-type-compatible VN lookup bail out.
101 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
103 * config/fr30/constraints.md: New file.
104 * config/fr30/fr30.md: Include it.
105 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
106 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
107 (EXTRA_CONSTRAINT): Delete.
109 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
111 * config/frv/constraints.md: New file.
112 * config/frv/predicates.md: Include it.
113 * config/frv/frv.c (reg_class_from_letter): Delete.
114 (frv_option_override): Don't initialize it.
115 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
116 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
117 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
118 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
119 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
120 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
121 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
122 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
123 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
124 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
125 (REG_CLASS_FROM_CONSTRAINT): Delete.
127 2011-02-15 Jakub Jelinek <jakub@redhat.com>
130 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
131 if frame size is 0 in a leaf function.
133 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
136 * config/alpha/host-osf.c: New file.
137 * config/alpha/x-osf: New file.
138 * config.host (alpha*-dec-osf*): Use it.
140 2011-02-14 Anatoly Sokolov <aesok@post.ru>
142 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
143 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
144 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
145 (rx_mode_dependent_address_p): ...this. Make static. Change argument
147 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
149 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
151 * config/stormy16/constraints.md: New file.
152 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
153 Use satisfies_constraint_Q and satisfies_constraint_R.
154 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
156 (xstormy16_legitiamte_address_p): Declare.
157 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
158 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
159 (EXTRA_CONSTRAINT): Delete.
160 * config/stormy16/stormy16.c (xstormy16_legitiamte_address_p):
162 (xstormy16_extra_constraint_p): Delete.
164 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
166 PR tree-optimization/46494
167 * loop-unroll.c (split_edge_and_insert): Adjust comment.
168 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
169 (pass_rtl_loop_done): Add TODO_verify_flow.
170 * fwprop.c (pass_rtl_fwprop): Likewise.
171 * modulo-sched.c (pass_sms): Likewise.
172 * tree-ssa-dom.c (pass_dominator): Likewise.
173 * tree-ssa-loop-ch.c (pass_ch): Likewise.
174 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
175 (pass_tree_loop_done): Likewise.
176 * tree-ssa-pre.c (execute_pre): Likewise.
177 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
178 * tree-ssa-sink.c (pass_sink_code): Likewise.
179 * tree-vrp.c (pass_vrp): Likewise.
181 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
183 * config/v850/constraints.md: New file.
184 * config/v850/v850.md: Include it.
185 * config/v850/predicates.md (reg_or_0_operand): Use
186 satisfies_constraint_G.
187 (special_symbolref_operand): Use satisfies_constraint_K.
188 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
189 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
190 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
191 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
192 (EXTRA_CONSTRAINT): Delete.
193 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
194 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
195 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
197 2011-02-14 Anatoly Sokolov <aesok@post.ru>
200 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
203 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
205 * config/mcore/constraints.md: New file.
206 * config/mcore/mcore.md: Include it.
207 * config/mcore/mcore.c (reg_class_from_letter): Delete.
208 * config/mcore/mcore.h (reg_class_from_letter): Delete.
209 (REG_CLASS_FROM_LETTER): Delete.
210 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
211 insn_const_int_ok_for_constraint.
212 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
213 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
214 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
215 (EXTRA_CONSTRAINT): Delete.
217 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
220 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
221 (IS_SIGHANDLER): Define.
222 (sparc64_is_sighandler): New function, split off from
223 sparc64_fallback_frame_state.
224 (sparc_is_sighandler): New function, split off from
225 sparc_fallback_frame_state.
226 (sparc64_fallback_frame_state): Merge with ...
227 (sparc_fallback_frame_state): ... this into ...
228 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
229 Change new_cfa to long.
230 Remove regs_off, fpu_save_off, fpu_save.
231 Define nframes, mctx.
232 Use IS_SIGHANDLER, handler_args, mctx, walk stack instead of
235 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
237 * go/gccgo.texi (Top, Import and Export): Fix a typo and a
240 2011-02-14 Andriy Gapon <avg@freebsd.org>
243 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
245 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
247 * configure: Regenerate.
249 2011-02-12 Joseph Myers <joseph@codesourcery.com>
252 * gcc.c (asm_options): Correct spec matching --target-help.
254 2011-02-12 Martin Jambor <mjambor@suse.cz>
256 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
257 to gimple call error.
259 2011-02-12 Mike Stump <mikestump@comcast.net>
261 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
262 comments in backslash regions.
264 2011-02-12 Mike Stump <mikestump@comcast.net>
265 Jakub Jelinek <jakub@redhat.com>
266 Iain Sandoe <iains@gcc.gnu.org>
269 * dwarf2out.c (output_cfa_loc): When required, apply the
270 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
271 (output_loc_sequence): Likewise.
272 (output_loc_operands_raw): Likewise.
273 (output_loc_sequence_raw): Likewise.
274 (output_cfa_loc): Likewise.
275 (output_loc_list): Suppress register number adjustment when
276 calling output_loc_sequence()
277 (output_die): Likewise.
279 2011-02-12 Anatoly Sokolov <aesok@post.ru>
281 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
283 * config/xtensa/xtensa.c (xtensa_register_move_cost,
284 xtensa_memory_move_cost): New functions.
285 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
287 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
290 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
291 in the current directory.
292 * configure: Rebuilt.
294 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
296 * config/darwin.c (darwin_override_options): Add a hunk missed
297 from the commit of r168571. Trim comment line lengths and
298 correct indents of the preceding block.
300 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
302 * gcc.c (driver_handle_option): Concatenate the argument to -F with
305 2011-02-11 Joseph Myers <joseph@codesourcery.com>
307 * common.opt (nostartfiles): New Driver option.
309 2011-02-11 Xinliang David Li <davidxl@google.com>
311 PR tree-optimization/47707
312 * tree-chrec.c (convert_affine_scev): Keep type precision.
314 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
316 PR tree-optimization/47420
317 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
319 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
321 PR rtl-optimization/47614
322 * rtl.h (check_for_inc_dec): Declare.
323 * dse.c (check_for_inc_dec): Externalize...
324 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
325 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
327 2011-02-11 Joseph Myers <joseph@codesourcery.com>
330 * gcc.c (main): Do not compile inputs if there were errors in
332 * opts-common.c (read_cmdline_option): Check for wrong language
333 after other error checks.
335 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
337 * cgraph.c: Fix comment typos.
338 * cgraph.h: Likewise.
339 * cgraphunit.c: Likewise.
340 * ipa-cp.c: Likewise.
341 * ipa-inline.c: Likewise.
342 * ipa-prop.c: Likewise.
343 * ipa-pure-const.c: Likewise.
344 * ipa-ref.c: Likewise.
345 * ipa-reference.c: Likewise.
347 2011-02-11 Jakub Jelinek <jakub@redhat.com>
350 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
352 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
355 * doc/sourcebuild.texi (Require Support): Document
356 dg-require-ascii-locale.
358 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
360 * doc/lto.texi (Write summary): Fix missing parentheses.
362 2011-02-10 DJ Delorie <dj@redhat.com>
364 * config/m32c/m32c.c (m32c_option_override): Disable
365 -fcombine-stack-adjustments until flag value tracking and compare
366 optimization can be rewritten.
368 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
370 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
372 (PROCESSOR_DEFAULT64): Likewise.
374 2011-02-10 Richard Henderson <rth@redhat.com>
376 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
377 change from 2011-02-03.
378 * config/rx/rx.c (flags_from_code): Likewise.
379 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
380 is valid, n/pz otherwise.
381 (rx_select_cc_mode): Return CCmode if Y is not zero.
383 2011-02-10 Richard Guenther <rguenther@suse.de>
385 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
387 2011-02-10 Richard Guenther <rguenther@suse.de>
389 PR tree-optimization/47677
390 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
392 2011-02-10 Jakub Jelinek <jakub@redhat.com>
395 * combine.c (make_compound_operation): Only change shifts into
396 multiplication for SCALAR_INT_MODE_P.
398 2011-02-10 Jie Zhang <jie@codesourcery.com>
402 2011-02-05 Jie Zhang <jie@codesourcery.com>
404 * web.c (entry_register): Don't clobber the number of the
405 first uninitialized reference in used[].
407 2011-02-09 Richard Guenther <rguenther@suse.de>
409 PR tree-optimization/47664
410 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
413 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
417 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
419 (PROCESSOR_DEFAULT64): Same.
420 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
422 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
424 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
426 2011-02-09 Martin Jambor <mjambor@suse.cz>
429 * tree-sra.c (struct access): New flags grp_scalar_read and
430 grp_scalar_write. Changed description of assignment read and write
432 (dump_access): Dump new flags, reorder all of them.
433 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
434 to detect multiple scalar reads.
435 (analyze_access_subtree): Use the new scalar read write flags instead
436 of the old flags. Adjusted comments.
438 2011-02-08 DJ Delorie <dj@redhat.com>
441 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
444 2011-02-08 Joseph Myers <joseph@codesourcery.com>
446 * config/m68k/uclinux.opt: New.
447 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
449 2011-02-08 Joseph Myers <joseph@codesourcery.com>
451 * config/cris/elf.opt (sim): New Driver option.
453 2011-02-08 Joseph Myers <joseph@codesourcery.com>
455 * config/xtensa/elf.opt: New.
456 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
458 2011-02-08 Joseph Myers <joseph@codesourcery.com>
460 * config/vax/elf.opt: New.
461 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
463 2011-02-08 Joseph Myers <joseph@codesourcery.com>
465 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
467 2011-02-08 Joseph Myers <joseph@codesourcery.com>
469 * config/gnu-user.opt: New.
470 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
471 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
472 *-*-uclinux*): Use gnu-user.opt.
474 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
476 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
477 * config/i386/gnu.h (CPP_SPEC): Likewise.
479 2011-02-08 Ian Lance Taylor <iant@google.com>
481 * common.opt (fcx-limited-range): Add SetByCombined flag.
482 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
483 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
484 (fassociative-math, freciprocal-math): Likewise.
485 (funsafe-math-optimizations): Likewise.
486 * opth-gen.awk: Handle SetByCombined.
487 * optc-gen.awk: Likewise.
488 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
489 (set_unsafe_math_optimizations_flags): Likewise.
490 * doc/options.texi (Option properties): Document SetByCombined.
492 2011-02-08 Joseph Myers <joseph@codesourcery.com>
494 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
495 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
496 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
497 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
498 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
500 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
502 PR tree-optimization/46834
503 PR tree-optimization/46994
504 PR tree-optimization/46995
505 * graphite-sese-to-poly.c (used_outside_reduction): New.
506 (detect_commutative_reduction): Call used_outside_reduction.
507 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
508 translate_scalar_reduction_to_array only when at least one
509 loop-phi/close-phi tuple has been detected.
511 2011-02-08 Richard Guenther <rguenther@suse.de>
514 * tree-vect-generic.c (expand_vector_operations_1): Update
516 (expand_vector_operations): ... not here. Cleanup EH info
517 and the CFG if required.
519 2011-02-08 Richard Guenther <rguenther@suse.de>
521 PR tree-optimization/47641
522 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
523 require type compatibility.
525 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
527 * gimple-low.c (lower_function_body): Don't remove the location of
528 the return statement here.
529 (lower_gimple_return): Do it here instead but only if the return
530 statement is actually used twice.
532 2011-02-08 Richard Guenther <rguenther@suse.de>
534 PR tree-optimization/47632
535 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
536 unused up_to_stmt parameter, return whether cfg-cleanup is
537 necessary, remove EH info properly.
538 (forward_propagate_into_gimple_cond): Adjust caller.
539 (forward_propagate_into_cond): Likewise.
540 (forward_propagate_comparison): Likewise.
541 (tree_ssa_forward_propagate_single_use_vars): Make
542 forward_propagate_comparison case similar to the two others.
544 2011-02-08 Nick Clifton <nickc@redhat.com>
546 * config/mn10300/mn10300.opt (mliw): New command line option.
547 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
548 (liw_bundling): New automaton.
549 (liw): New attribute.
550 (liw_op): New attribute.
551 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
552 (movsi_internal): Add LIW attributes.
556 (addsi3): Separate register and immediate alternatives.
564 * config/mn10300/mn10300.c (liw_op_names): New
565 (mn10300_print_operand): Handle 'W' operand descriptor.
566 (extract_bundle): New function.
567 (check_liw_constraints): New function.
568 (liw_candidate): New function.
569 (mn10300_bundle_liw): New function.
570 (mn10300_reorg): New function.
571 (TARGET_MACHINE_DEPENDENT_REORG): Define.
572 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
573 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
574 __LIW__ or __NO_LIW__.
575 * doc/invoke.texi: Describe the -mliw command line option.
577 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
579 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
580 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
581 pthread_mutex_unlock): Remove.
582 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
583 * config/pa/t-pa64: Likewise.
584 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
585 shared libc if not linking against libpthread.
586 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
588 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
591 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
592 on 10.6 and later to ensure that we always use the unwinder from
593 the system. Only add -no_compact_unwind when tarteting darwin
596 2011-02-07 Steve Ellcey <sje@cup.hp.com>
599 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
600 (vec_interleave_lowv2sf): Ditto.
601 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
602 (vec_extract_oddv2sf): Ditto.
604 2011-02-07 Mike Stump <mikestump@comcast.net>
607 Add __ieee_divdc3 entry point.
608 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
610 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
611 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
612 * config/darwin.c (darwin_rename_builtins): Add.
613 * config/darwin-protos.h (darwin_rename_builtins): Add.
615 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
618 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
621 2011-02-07 Mike Stump <mikestump@comcast.net>
623 * config/darwin.opt (mmacosx-version-min): Update default OS version.
625 2011-02-07 Denis Chertykov <chertykov@gmail.com>
628 * config/avr/libgcc.S (exit): Move .endfunc
630 2011-02-07 Richard Guenther <rguenther@suse.de>
632 PR tree-optimization/47615
633 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
634 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
635 (run_scc_vn): Initialize it.
636 (visit_reference_op_load): Use it.
637 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
639 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
641 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
642 DImode trapping arithmetic libfuncs.
644 2011-02-07 Richard Guenther <rguenther@suse.de>
646 PR tree-optimization/47621
647 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
649 (execute_update_addresses_taken): ... here. Make it more
650 conservative in what we accept.
652 2011-02-06 Joseph Myers <joseph@codesourcery.com>
654 * config/sparc/freebsd.h (ASM_SPEC): Define.
655 * config/sparc/vxworks.h (ASM_SPEC): Define.
657 2011-02-06 Joseph Myers <joseph@codesourcery.com>
659 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
661 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
663 * doc/invoke.texi: Remove reference to compiler internals from
666 * reg-notes.def: Remove REG_VALUE_PROFILE.
667 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
669 2011-02-05 Jakub Jelinek <jakub@redhat.com>
672 * varasm.c (default_section_type_flags): If decl is NULL,
673 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
675 2011-02-05 Jie Zhang <jie@codesourcery.com>
678 * web.c (entry_register): Don't clobber the number of the
679 first uninitialized reference in used[].
681 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
683 PR tree-optimization/46194
684 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
685 (build_classic_dist_vector_1): Do not represent classic distance
686 vectors when the access functions are variating in different loops.
688 2011-02-04 Joseph Myers <joseph@codesourcery.com>
690 * config/mips/iris6.opt: New.
691 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
693 2011-02-04 Richard Henderson <rth@redhat.com>
694 Steve Ellcey <sje@cup.hp.com>
697 * config/ia64/predicates.md (mux1_brcst_element): New.
698 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
699 * config/ia64/ia64.c (ia64_unpack_assemble): New.
700 (ia64_unpack_sign): New.
701 (ia64_expand_unpack): Rewrite using new routines.
702 (ia64_expand_widen_sum): Ditto.
703 (ia64_expand_dot_prod_v8qi): Ditto.
704 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
705 routines, add endian check.
706 (pmpy2_even): Rename from pmpy2_r, add endian check.
707 (pmpy2_odd): Rename from pmpy2_l, add endian check.
708 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
709 (vec_widen_smult_hi_v4hi): Ditto.
710 (vec_widen_umult_lo_v4hi): Ditto.
711 (vec_widen_umult_hi_v4hi): Ditto.
712 (mulv2si3): Change endian checks.
713 (sdot_prodv4hi): Rewrite with new calls.
714 (udot_prodv4hi): New.
715 (vec_pack_ssat_v4hi): Add endian check.
716 (vec_pack_usat_v4hi): Ditto.
717 (vec_pack_ssat_v2si): Ditto.
718 (max1_even): Rename from max1_r, add endian check.
719 (max1_odd): Rename from max1_l, add endian check.
720 (*mux1_rev): Format change.
724 (*mux1_brcst_v8qi): Use new predicate.
725 (vec_extract_evenv8qi): Remove endian check.
726 (vec_extract_oddv8qi): Ditto.
727 (vec_interleave_lowv4hi): Format change.
728 (vec_interleave_highv4hi): Ditto.
729 (mix2_even): Rename from mix2_r, add endian check.
730 (mix2_odd): Rename from mux2_l, add endian check.
731 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
732 (vec_extract_evenodd_helper): Format change.
733 (vec_extract_evenv4hi): Remove endian check.
734 (vec_extract_oddv4hi): Remove endian check.
735 (vec_interleave_lowv2si): Format change.
736 (vec_interleave_highv2si): Format change.
737 (vec_initv2si): Remove endian check.
738 (vecinit_v2si): Add endian check.
739 (reduc_splus_v2sf): Add endian check.
740 (reduc_smax_v2sf): Ditto.
741 (reduc_smin_v2sf): Ditto.
742 (vec_initv2sf): Remove endian check.
743 (fpack): Add endian check.
744 (fswap): Add endian check.
745 (vec_interleave_highv2sf): Add endian check.
746 (vec_interleave_lowv2sf): Add endian check.
747 (fmix_lr): Add endian check.
748 (vec_setv2sf): Format change.
749 (*vec_extractv2sf_0_be): Use shift to extract operand.
750 (*vec_extractv2sf_1_be): New.
751 (vec_pack_trunc_v4hi): Add endian check.
752 (vec_pack_trunc_v2si): Format change.
754 2011-02-04 Jakub Jelinek <jakub@redhat.com>
757 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
758 do bb, locus and block comparison and disallow loads if it is not set.
759 (stmt_is_replaceable_p): New function.
760 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
762 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
763 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
765 * tree-flow.h (stmt_is_replaceable_p): New prototype.
767 2011-02-04 Joseph Myers <joseph@codesourcery.com>
769 * config/rs6000/xilinx.opt: New.
770 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
772 2011-02-04 Joseph Myers <joseph@codesourcery.com>
774 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
776 2011-02-03 Anatoly Sokolov <aesok@post.ru>
778 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
779 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
780 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
781 secondary_reload_info, xtensa_secondary_reload): Remove.
782 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
783 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
784 (xtensa_preferred_reload_class): Make static. Change return and
785 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
786 Use CONST_DOUBLE_P predicate.
787 (xtensa_preferred_output_reload_class): New function.
788 (xtensa_secondary_reload): Make static.
790 2011-02-03 Joseph Myers <joseph@codesourcery.com>
792 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
793 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
794 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
796 2011-02-03 Jakub Jelinek <jakub@redhat.com>
799 * output.h (SECTION_RELRO): Define.
800 (SECTION_MACH_DEP): Adjust.
801 (get_variable_section): New prototype.
802 * varpool.c (varpool_finalize_named_section_flags): New function.
803 (varpool_assemble_pending_decls): Call it.
804 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
805 * cgraphunit.c (cgraph_output_in_order): Call
806 varpool_finalize_named_section_flags.
807 * varasm.c (get_section): Allow section flags conflicts between
808 relro and read-only sections if the section hasn't been declared yet.
809 Set SECTION_OVERRIDE after diagnosing section type conflict.
810 (get_variable_section): No longer static.
811 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
812 readonly sections that need relocations.
813 (decl_readonly_section_1): New function.
814 (decl_readonly_section): Use it.
817 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
818 Steve Ellcey <sje@cup.hp.com>
821 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
822 if section attribute used.
824 2011-02-03 Jakub Jelinek <jakub@redhat.com>
826 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
827 * config/darwin.c (SECTION_NO_ANCHOR): Define.
828 (darwin_init_sections): Remove assertion.
830 2011-02-03 Nick Clifton <nickc@redhat.com>
832 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
834 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
835 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
836 instead of "n" and "pz".
837 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
840 2011-02-03 Jakub Jelinek <jakub@redhat.com>
843 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
844 fma, expand FMA_EXPR as fma{,f,l} call.
847 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
848 copy them into a unsigned char variable and pass address of it to
849 lto_output_data_stream.
852 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
853 around backend_init_target and lang_dependent_init_target calls.
854 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
855 (verify_cgraph_node): Don't call set_cfun here. Use
856 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
857 Set error_found for incorrectly represented calls to thunks.
859 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
862 PR rtl-optimization/43494
863 * rtl.h (for_each_inc_dec_fn): New type.
864 (for_each_inc_dec): Declare.
865 * rtlanal.c (struct for_each_inc_dec_ops): New type.
866 (for_each_inc_dec_find_inc_dec): New fn.
867 (for_each_inc_dec_find_mem): New fn.
868 (for_each_inc_dec): New fn.
869 * dse.c (struct insn_size): Remove.
870 (replace_inc_dec, replace_inc_dec_mem): Remove.
871 (emit_inc_dec_insn_before): New fn.
872 (check_for_inc_dec): Use it, along with for_each_inc_dec.
873 (canon_address): Pass mem modes to cselib_lookup.
874 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
875 (cselib_lookup_from_insn): Likewise.
876 (cselib_subst_to_values): Likewise.
877 * cselib.c (find_slot_memmode): New var.
878 (cselib_find_slot): New fn. Use it instead of
879 htab_find_slot_with_hash everywhere.
880 (entry_and_rtx_equal_p): Use find_slot_memmode.
881 (autoinc_split): New fn.
882 (rtx_equal_for_cselib_p): Rename and implement in terms of...
883 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
884 Deal with autoinc. Special-case recursion into MEMs.
885 (cselib_hash_rtx): Likewise.
886 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
887 address and MEM modes.
888 (cselib_subst_to_values): Add memmode, pass it on.
890 (cselib_lookup): Add memmode argument, pass it on.
891 (cselib_lookup_from_insn): Add memmode.
892 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
893 (struct cselib_record_autoinc_data): New.
894 (cselib_record_autoinc_cb): New fn.
895 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
896 mode to cselib_lookup. Reset autoinced REGs here instead of...
897 (cselib_process_insn): ... here.
898 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
900 (add_uses): Likewise, also to cselib_subst_to_values.
901 (add_stores): Likewise.
902 * sched-deps.c (add_insn_mem_dependence): Pass mode to
903 cselib_subst_to_values.
904 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
905 * gcse.c (do_local_cprop): Adjusted.
906 * postreload.c (reload_cse_simplify_set): Adjusted.
907 (reload_cse_simplify_operands): Adjusted.
908 * sel-sched-dump (debug_mem_addr_value): Pass mode.
910 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
912 PR tree-optimization/45122
913 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
914 unsafe assumptions when there's more than one loop exit.
916 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
919 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
920 Document using vector double with the load/store builtins, and
921 that the load/store builtins always use Altivec instructions.
923 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
924 to use altivec memory instructions, even on VSX.
925 (vector_altivec_store_<mode>): Ditto.
927 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
930 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
931 V2DF, V2DI support to load/store overloaded builtins.
933 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
934 altivec load/store builtins for V2DF/V2DI types.
936 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
937 set avoid indexed addresses on power6 if -maltivec.
938 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
939 vector_altivec_load/vector_altivec_store builtins.
940 (altivec_expand_st_builtin): Ditto.
941 (altivec_expand_builtin): Add VSX memory builtins.
942 (rs6000_init_builtins): Add V2DI types to internal types.
943 (altivec_init_builtins): Add support for V2DF/V2DI altivec
945 (rs6000_address_for_altivec): Insure memory address is appropriate
948 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
949 vec_vsx_ld and vec_vsx_st.
950 (vsx_store_<mode>): Ditto.
952 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
953 variables to hold long long types for VSX vector memory builtins.
954 (RS6000_BTI_unsigned_long_long): Ditto.
955 (long_long_integer_type_internal_node): Ditti.
956 (long_long_unsigned_type_internal_node): Ditti.
958 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
959 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
960 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
962 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
966 2011-02-02 Joseph Myers <joseph@codesourcery.com>
968 * config/pa/pa-hpux10.opt: New.
969 * config/hpux11.opt (pthread): New Driver option.
970 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
971 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
973 2011-02-02 Joseph Myers <joseph@codesourcery.com>
975 * config/ia64/vms.opt: New.
976 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
978 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
981 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
982 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
984 (vsx_floatuns<VSi><mode>2): Ditto.
985 (vsx_fix_trunc<mode><VSi>2): Ditto.
986 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
988 2011-02-02 Joseph Myers <joseph@codesourcery.com>
990 * config/i386/djgpp.opt (posix): New Driver option.
992 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
994 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
995 Move to the unsupported targets list.
997 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
999 PR rtl-optimization/47525
1000 * df-scan.c: Update copyright years.
1001 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1002 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1004 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1006 * config/i386/sysv4.h (TARGET_VERSION): Remove.
1007 (SUBTARGET_RETURN_IN_MEMORY): Remove.
1008 (ASM_OUTPUT_ASCII): Remove.
1009 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1011 2011-02-02 Jeff Law <law@redhat.com>
1014 * reload.c (find_reloads_address): Handle reg+d address where both
1015 components are invalid by reloading the entire address.
1017 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1018 Richard Guenther <rguenther@suse.de>
1020 PR tree-optimization/40979
1022 * passes.c (init_optimization_passes): After LIM call copy_prop
1023 and DCE to clean up.
1024 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1026 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1028 PR tree-optimization/47576
1029 PR tree-optimization/47555
1030 * doc/invoke.texi (scev-max-expr-complexity): Documented.
1031 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1032 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1033 * tree-scalar-evolution.c (follow_ssa_edge): Use
1034 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1036 2011-02-02 Richard Guenther <rguenther@suse.de>
1038 PR tree-optimization/47566
1039 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1041 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1045 * tree-inline.c (declare_return_variable): Remove unused caller
1050 * tree-flow-inline.h (clear_is_used, is_used_p): New.
1051 * cfgexpand.c (account_used_vars_for_block): Use them.
1052 * tree-nrv.c (tree_nrv): Likewise.
1053 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1054 (dump_scope_block): Likewise.
1055 (remove_unused_locals): Likewise.
1059 * tree-inline.c (declare_return_variable): Add result decl to
1060 local decls only once.
1061 * gimple-low.c (record_vars_into): Mark newly-created variables
1064 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1070 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1072 (no_real_insns_p, schedule_block, set_priorities): Drop special
1073 treatment of boundary debug insns.
1074 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1075 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1076 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1077 (BOUNDARY_DEBUG_INSN_P): Likewise.
1078 (SCHEDULE_DEBUG_INSN_P): Likewise.
1079 * sched-rgn.c (init_ready_list): Drop special treatment of
1080 boundary debug insns.
1081 * final.c (rest_of_clean_state): Clear notes' BB.
1083 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1085 * config/openbsd.opt (assert=): New Driver option.
1087 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1089 * config/i386/nto.opt: New.
1090 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1092 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1094 * config/i386/netware.opt: New.
1095 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1097 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1099 * config/interix.opt (posix): New Driver option.
1101 2011-02-01 DJ Delorie <dj@redhat.com>
1103 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1105 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1108 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
1110 PR tree-optimization/47561
1111 * toplev.c (process_options): Print the Graphite flags. Add
1112 flag_loop_flatten to the list of options requiring Graphite.
1114 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1116 * config/i386/cygming.opt (posix): New Driver option.
1118 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1120 * config/arm/vxworks.opt: New.
1121 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1123 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1125 * config/alpha/elf.opt: New.
1126 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1127 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1129 2011-02-01 Richard Guenther <rguenther@suse.de>
1131 PR tree-optimization/47559
1132 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1133 store-motion on references that can throw.
1135 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1137 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1138 * tree-pass.h (TDF_CSELIB): New macro.
1139 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1140 cselib_lookup): Check for it rather than for TDF_DETAILS.
1142 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1145 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1148 * opts.c (finish_options): Don't add x_aux_base_name if it is
1151 2011-02-01 Richard Guenther <rguenther@suse.de>
1153 PR tree-optimization/47555
1155 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1157 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1159 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1162 * config/lm32/t-lm32: Add multilib for all CPU options.
1164 2011-02-01 Richard Guenther <rguenther@suse.de>
1166 PR tree-optimization/47541
1167 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1168 sure to have a field at offset zero.
1170 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1172 * config/arc/arc.opt (EB, EL): New Driver options.
1174 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1176 * config/alpha/osf5.opt: New.
1177 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1179 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1181 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1183 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1185 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1187 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1188 is an alias of -floop-interchange and that it requires the
1189 Graphite infrastructure.
1190 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1191 flag_loop_interchange based on the value of flag_tree_loop_linear.
1193 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1194 Richard Guenther <rguenther@suse.de>
1196 PR tree-optimization/47538
1197 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1198 type instead of r1type, except for comparisons. For right
1199 shifts and comparisons punt if there are mismatches in
1200 sizetype vs. non-sizetype types.
1202 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1204 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1207 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1209 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1211 * configure: Regenerate.
1213 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1215 * configure.ac (gcc_cv_ld_static_option): Define.
1216 (gcc_cv_ld_dynamic_option): Define.
1217 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1219 (HAVE_LD_STATIC_DYNAMIC): Update message.
1220 (LD_STATIC_OPTION): Define.
1221 (LD_DYNAMIC_OPTION): Define.
1222 * configure: Regenerate.
1223 * config.in: Regenerate.
1224 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1225 HAVE_LD_STATIC_DYNAMIC]: Use them.
1227 2011-01-31 Nick Clifton <nickc@redhat.com>
1229 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1230 registers inside interrupt handlers if the handler is not a leaf
1233 2011-01-31 Nick Clifton <nickc@redhat.com>
1235 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1236 reg_renumber returning an INVALID_REGNUM.
1238 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1241 * doc/install.texi: Document host options discarded when cross
1242 configuring target libraries.
1244 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1247 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1250 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1252 (no_real_insns_p, schedule_block, set_priorities): Drop special
1253 treatment of boundary debug insns.
1254 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1255 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1256 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1257 (BOUNDARY_DEBUG_INSN_P): Likewise.
1258 (SCHEDULE_DEBUG_INSN_P): Likewise.
1259 * sched-rgn.c (init_ready_list): Drop special treatment of
1260 boundary debug insns.
1261 * final.c (rest_of_clean-state): Clear notes' BB.
1263 2011-01-31 Alan Modra <amodra@gmail.com>
1265 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1266 toc relative expressions as we do in print_operand_address.
1268 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1270 * doc/extend.texi: Follow spelling conventions.
1271 * doc/invoke.texi: Fix a typo.
1273 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1275 * config/hpux11.opt: New.
1276 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1277 ia64*-*-hpux*): Use hpux11.opt.
1279 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1281 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1284 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1286 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1289 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1291 * doc/install.texi (Binaries): Remove outdated reference for
1292 Motorola 68HC11/68HC12 downloads.
1294 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1296 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1299 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1302 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1305 2011-01-28 Ahmad Sharif <asharif@google.com>
1307 * value-prof.c (check_counter): Corrected error message.
1309 2011-01-29 Jie Zhang <jie@codesourcery.com>
1311 * config/arm/arm.c (arm_legitimize_reload_address): New.
1312 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1313 arm_legitimize_reload_address.
1314 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1316 2011-01-28 Ian Lance Taylor <iant@google.com>
1318 * godump.c (go_define): Ignore macros whose definitions include
1319 two adjacent operands.
1321 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1324 * varasm.c (force_const_mem): Store copy of x in desc->constant
1325 instead of x itself.
1326 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1327 itself into REG_EQUAL note.
1329 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1331 * config/freebsd.opt (posix, rdynamic): New Driver options.
1333 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1335 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1337 * configure: Regenerate.
1339 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1341 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1342 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1344 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1346 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1347 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1348 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1349 (s390_preferred_reload_class): Make static. Change return and
1350 'rclass' argument type to reg_class_t.
1352 2011-01-27 Jan Hubicka <jh@suse.cz>
1355 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1356 (process_function_and_variable_attributes): Check defined weakrefs.
1358 2011-01-27 Martin Jambor <mjambor@suse.cz>
1360 PR tree-optimization/47228
1361 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1362 build_ref_for_offset.
1364 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1366 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1368 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1370 PR rtl-optimization/46856
1371 * postreload.c (reload_combine_recognize_const_pattern): Do not
1372 separate cc0 setter and user on cc0 targets.
1374 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1377 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1378 passed a VOID_TYPE expression, immediately emit an error and
1379 return error_mark_node.
1381 2011-01-26 Jeff Law <law@redhat.com>
1383 PR rtl-optimization/47464
1384 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1385 rather than may_trap_p as needed.
1387 2011-01-26 DJ Delorie <dj@redhat.com>
1389 PR rtl-optimization/46878
1390 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1391 setter/user dependency as well.
1393 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1395 PR rtl-optimization/44469
1396 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1397 after removing trivially dead basic blocks.
1399 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1401 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1402 * config/frv/frv.h (LINK_SPEC): Likewise.
1403 * config/i386/netware.h (LINK_SPEC): Likewise.
1404 * config/m68k/linux.h (ASM_SPEC): Likewise.
1405 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1406 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1407 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1408 * config/sparc/linux.h (ASM_SPEC): Likewise.
1409 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1410 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1412 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1414 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1415 * config/frv/frv.h (ASM_SPEC): Likewise.
1416 * config/m68k/linux.h (ASM_SPEC): Likewise.
1417 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1418 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1419 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1420 * config/sparc/linux.h (ASM_SPEC): Likewise.
1421 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1422 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1424 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1426 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1427 * config/frv/frv.h (LINK_SPEC): Likewise.
1428 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1430 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1432 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1433 * config/frv/frv.h (ASM_SPEC): Likewise.
1434 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1435 * config/m68k/linux.h (ASM_SPEC): Likewise.
1436 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1437 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1438 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1439 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1440 * config/sparc/linux.h (ASM_SPEC): Likewise.
1441 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1442 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1443 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1445 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1448 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1450 (vec_extract_evenodd_help): Ditto.
1451 (vec_extract_evenv4hi): Ditto.
1452 (vec_extract_oddv4hi): Ditto.
1453 (vec_interleave_lowv2si): Ditto.
1454 (vec_interleave_highv2si): Ditto.
1455 (vec_extract_evenv2si): Ditto.
1456 (vec_extract_oddv2si: Ditto.
1457 (vec_pack_trunc_v2si): Ditto.
1459 2011-01-22 Jan Hubicka <jh@suse.cz>
1462 * cgraph.h (cgraph_local_info): New field can_change_signature.
1463 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1464 signature can change.
1465 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1467 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1468 (cgraph_function_versioning): We can not change signature of functions
1469 that don't allow that.
1470 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1471 (lto_input_node): Likewise.
1472 * ipa-inline.c (compute_inline_parameters): Compute
1473 local.can_change_signature.
1474 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1475 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1476 functions that can not change signature.
1477 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1478 init_cumulative_args): Do not use local calling conventions
1479 for functions that can not change signature.
1481 2011-01-22 Jan Hubicka <jh@suse.cz>
1483 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1485 2011-01-26 Richard Guenther <rguenther@suse.de>
1487 PR tree-optimization/47190
1488 * cgraphunit.c (process_common_attributes): New function.
1489 (process_function_and_variable_attributes): Use it.
1491 2011-01-26 Richard Guenther <rguenther@suse.de>
1494 * cgraphbuild.c (record_eh_tables): Record reference to personality
1497 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1500 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1501 non-debug insns from moving up.
1503 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1506 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1507 t-dlldir{,-x} fragment for build and add it to tmake_file.
1508 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1509 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1510 * config/i386/t-dlldir: New file.
1511 (SHLIB_DLLDIR): Define.
1512 * config/i386/t-dlldir-x: New file.
1513 (SHLIB_DLLDIR): Define.
1514 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1515 (SHLIB_INSTALL): Use it.
1517 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1520 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1521 lower bound of the allowed Thumb-2 coprocessor load/store
1522 index range to -256. Add explaining comment.
1524 2011-01-25 Ian Lance Taylor <iant@google.com>
1526 * godump.c (go_define): Improve lexing of macro expansion to only
1527 accept expressions which match Go spec.
1529 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1532 * tree.c (handle_dll_attribute): Handle it.
1533 * doc/extend.texi (@item dllexport): Mention it.
1534 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1536 2011-01-25 Ian Lance Taylor <iant@google.com>
1538 PR tree-optimization/26854
1539 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1540 (decl_jump_unsafe): Move higher in file, with no other change.
1541 (bind): Set has_jump_unsafe_decl if appropriate.
1542 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1543 (check_earlier_gotos): Likewise.
1544 (c_check_switch_jump_warnings): Likewise.
1546 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1548 * doc/invoke.texi (Warning Options): Add missing hyphen.
1549 (-fprofile-dir): Minor grammatical fixes.
1550 (-fbranch-probabilities): Likewise.
1552 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1556 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1558 (no_real_insns_p, schedule_block, set_priorities): Drop special
1559 treatment of boundary debug insns.
1560 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1561 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1562 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1563 (BOUNDARY_DEBUG_INSN_P): Likewise.
1564 (SCHEDULE_DEBUG_INSN_P): Likewise.
1565 * sched-rgn.c (init_ready_list): Drop special treatment of
1566 boundary debug insns.
1567 * final.c (rest_of_clean-state): Clear notes' BB.
1569 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1571 * Makefile.in (LAMBDA_H): Removed.
1572 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1573 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1574 lambda-trans.o, and tree-loop-linear.o.
1575 (lto-symtab.o): Remove dependence on LAMBDA_H.
1576 (tree-loop-linear.o): Remove rule.
1577 (lambda-mat.o): Same.
1578 (lambda-trans.o): Same.
1579 (lambda-code.o): Same.
1580 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1581 (tree-vect-slp.o): Same.
1582 * hwint.h (gcd): Moved here.
1583 (least_common_multiple): Same.
1584 * lambda-code.c: Removed.
1585 * lambda-mat.c: Removed.
1586 * lambda-trans.c: Removed.
1587 * lambda.h: Removed.
1588 * tree-loop-linear.c: Removed.
1589 * lto-symtab.c: Do not include lambda.h.
1590 * omega.c (gcd): Removed.
1591 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1592 * tree-data-ref.c (print_lambda_vector): Moved here.
1593 (lambda_vector_copy): Same.
1594 (lambda_matrix_copy): Same.
1595 (lambda_matrix_id): Same.
1596 (lambda_vector_first_nz): Same.
1597 (lambda_matrix_row_add): Same.
1598 (lambda_matrix_row_exchange): Same.
1599 (lambda_vector_mult_const): Same.
1600 (lambda_vector_negate): Same.
1601 (lambda_matrix_row_negate): Same.
1602 (lambda_vector_equal): Same.
1603 (lambda_matrix_right_hermite): Same.
1604 * tree-data-ref.h: Do not include lambda.h.
1605 (lambda_vector): Moved here.
1606 (lambda_matrix): Same.
1607 (dependence_level): Same.
1608 (lambda_transform_legal_p): Removed declaration.
1609 (lambda_collect_parameters): Same.
1610 (lambda_compute_access_matrices): Same.
1611 (lambda_vector_gcd): Same.
1612 (lambda_vector_new): Same.
1613 (lambda_vector_clear): Same.
1614 (lambda_vector_lexico_pos): Same.
1615 (lambda_vector_zerop): Same.
1616 (lambda_matrix_new): Same.
1617 * tree-flow.h (least_common_multiple): Removed declaration.
1618 * tree-parloops.c (lambda_trans_matrix): Moved here.
1620 (LTM_ROWSIZE): Same.
1621 (LTM_COLSIZE): Same.
1622 (LTM_DENOMINATOR): Same.
1623 (lambda_trans_matrix_new): Same.
1624 (lambda_matrix_vector_mult): Same.
1625 (lambda_transform_legal_p): Same.
1626 * tree-pass.h (pass_linear_transform): Removed declaration.
1627 * tree-ssa-loop.c (tree_linear_transform): Removed.
1628 (gate_tree_linear_transform): Removed.
1629 (pass_linear_transform): Removed.
1630 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1631 flag_loop_interchange.
1633 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1635 PR tree-optimization/47265
1636 PR tree-optimization/47443
1637 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1638 if name still has some uses.
1640 2011-01-25 Martin Jambor <mjambor@suse.cz>
1642 PR tree-optimization/47382
1643 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1644 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1646 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1648 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1649 sjlj_except_unwind_info.
1651 2011-01-25 Richard Guenther <rguenther@suse.de>
1653 PR tree-optimization/47426
1654 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1655 visible functions results escape.
1657 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1660 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1661 (arm_get_frame_offsets): Use it.
1663 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1664 Jakub Jelinek <jakub@redhat.com>
1666 PR tree-optimization/47271
1667 * tree-if-conv.c (bb_postdominates_preds): New.
1668 (if_convertible_bb_p): Call bb_postdominates_preds.
1669 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1670 (predicate_scalar_phi): Call bb_postdominates_preds.
1672 2011-01-25 Nick Clifton <nickc@redhat.com>
1674 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1675 * config/rx/rx.c (rx_function_value): Likewise.
1676 (rx_promote_function_mode): Likewise.
1677 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1678 in order to make it legitimate.
1679 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1680 make sure that the first operand is the same as the result register.
1681 (addsi3_unspec): Delete.
1682 (subdi3): Do not accept immediate operands.
1683 (subdi3_internal): Likewise.
1685 2011-01-25 Jeff Law <law@redhat.com>
1687 PR rtl-optimization/37273
1688 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1689 handle them like argument loads from stack slots. Do not double
1690 count memory for memory constants and argument loads from stack slots.
1692 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1694 PR tree-optimization/47427
1695 PR tree-optimization/47428
1696 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1697 coalesce if the new root var would be TREE_READONLY.
1699 2011-01-25 Richard Guenther <rguenther@suse.de>
1702 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1703 correct type for TBAA.
1705 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1707 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1708 (close_phi_written_to_memory): Call for_each_index with
1709 dr_indices_valid_in_loop.
1711 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1713 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1714 when it is initialized.
1716 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1718 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1719 call to graphite_find_data_references_in_stmt.
1720 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1721 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1722 call to graphite_find_data_references_in_stmt.
1723 (analyze_drs_in_stmts): Same.
1724 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1725 in which the scalar analysis of indices is performed.
1726 (create_data_ref): Same. Update call to dr_analyze_indices.
1727 (find_data_references_in_stmt): Update call to create_data_ref.
1728 (graphite_find_data_references_in_stmt): Same.
1729 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1731 (create_data_ref): Same.
1732 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1733 call to create_data_ref.
1735 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1737 * graphite-sese-to-poly.c (build_poly_scop): Move
1738 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1740 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1742 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1743 VAR_DECL, PARM_DECL, and RESULT_DECL.
1745 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1747 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1749 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1750 that have already been marked as PBB_IS_REDUCTION.
1752 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1754 * graphite-scop-detection.c (same_close_phi_node): New.
1755 (remove_duplicate_close_phi): New.
1756 (make_close_phi_nodes_unique): New.
1757 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1759 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1761 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1762 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1763 of both data references to be the same.
1765 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1767 * graphite-dependences.c (build_lexicographical_constraint): Remove
1769 (build_lexicographical_constraint): Adjust call to
1770 ppl_powerset_is_empty.
1771 (dependence_polyhedron): Same.
1772 (graphite_legal_transform_dr): Same.
1773 (graphite_carried_dependence_level_k): Same.
1774 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1776 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1778 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1780 * graphite-sese-to-poly.c
1781 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1782 (close_phi_written_to_memory): New.
1783 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1786 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1788 * doc/install.texi: Update the expected version number of PPL to 0.11.
1789 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1790 #if PPL_VERSION_MINOR < 11.
1792 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1794 * graphite-dependences.c: Include graphite-cloog-util.h.
1795 (new_poly_ddr): Inlined into dependence_polyhedron.
1796 (free_poly_ddr): Moved close by new_poly_ddr.
1797 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1798 Early return NULL when ppl_powerset_is_empty returns true.
1799 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1800 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1801 (graphite_legal_transform_dr): Call new_poly_ddr.
1802 (graphite_carried_dependence_level_k): Same.
1803 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1804 (dot_transformed_deps_stmt_1): Removed.
1805 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1806 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1807 (dot_deps_1): Call dot_deps_2.
1808 * Makefile.in (graphite-dependences.o): Add missing dependence on
1809 graphite-cloog-util.h.
1811 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1813 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1814 (build_lexicographical_constraint): Same.
1815 (dependence_polyhedron_1): Same.
1816 (graphite_legal_transform_dr): Same.
1817 (graphite_carried_dependence_level_k): Same.
1818 * graphite-ppl.c (ppl_powerset_is_empty): New.
1819 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1820 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1822 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1824 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1825 the "a followed by b" relation and document it.
1827 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1829 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1830 iteration when the bag of constraints is empty.
1832 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1834 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1836 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1838 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1839 nest and two loop depths as parameters.
1840 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1841 lst_perfect_nestify.
1843 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1845 * graphite-dependences.c (print_pddr): Call
1846 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1848 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1850 * graphite-ppl.c (debug_gmp_value): New.
1851 * graphite-ppl.h (debug_gmp_value): Declared.
1853 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1855 * doc/install.texi: Document availability of cloog-0.16.
1857 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1859 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1860 invalid postdominance info.
1862 2011-01-24 Jan Hubicka <jh@suse.cz>
1865 * doc/extend.texi (weak pragma): Drop claim that it must
1866 appear before definition.
1867 * varasm.c (merge_weak, declare_weak): Only sanity check
1868 that DECL is not output at a time it is declared weak.
1870 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1872 * machmode.def: Fixed comments.
1874 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1876 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1878 2011-01-24 Paul Koning <ni1d@arrl.net>
1880 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1883 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1886 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1887 (block_info): Add scanned and prev.
1888 (move_or_delete_vzeroupper_2): Return if the basic block
1889 has been scanned and the upper 128bit state is unchanged
1891 (move_or_delete_vzeroupper_1): Return true if the exit
1893 (move_or_delete_vzeroupper): Visit basic blocks using the
1894 work-list based algorithm based on vt_find_locations in
1897 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1899 2011-01-24 Nick Clifton <nickc@redhat.com>
1901 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1902 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1903 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1904 then define __v850e1__.
1905 * doc/invoke.texi: Document -mv850es.
1907 2011-01-24 Richard Henderson <rth@redhat.com>
1909 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1910 compound unordered comparisons.
1911 * config/rx/rx.c (rx_split_fp_compare): Remove.
1912 * config/rx/rx-protos.h: Update.
1913 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1914 (cbranchsf4): Don't call rx_split_fp_compare.
1915 (*cbranchsf4): Use rx_split_cbranch.
1916 (*cmpsf): Don't accept "i" constraint.
1917 (*conditional_branch): Only valid after reload.
1918 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1920 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1923 * config/rs6000/altivec.md (vector constant splitters): Add
1924 support for creating vector single precision constants if -mvsx is
1925 used and we would create the constant using Altivec primitives.
1927 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1928 Richard Sandiford <rdsandiford@googlemail.com>
1930 PR rtl-optimization/47166
1931 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1932 mechanism for PRE_MODIFY and POST_MODIFY.
1933 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1936 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1938 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1940 2011-01-22 Jan Hubicka <jh@suse.cz>
1943 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1945 2011-01-22 Jan Hubicka <jh@suse.cz>
1947 PR tree-optimization/43884
1949 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1950 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1952 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1954 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1955 * config/s390/s390.c (s390_register_move_cost,
1956 s390_memory_move_cost): New.
1957 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1959 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1962 * except.c (sjlj_assign_call_site_values): Move setting the
1963 crtl->uses_eh_lsda flag to ...
1964 (sjlj_mark_call_sites): ... here.
1965 (sjlj_emit_function_enter): Support NULL dispatch label.
1966 (sjlj_build_landing_pads): In a function with no landing pads
1967 that still has must-not-throw regions, generate code to register
1968 a personality function with empty LSDA.
1970 2011-01-21 Richard Henderson <rth@redhat.com>
1972 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1974 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1976 * compare-elim.c: New file.
1977 * Makefile.in (OBJS-common): Add it.
1978 (compare-elim.o): New.
1979 * common.opt (fcompare-elim): New.
1980 * opts.c (default_options_table): Add OPT_fcompare_elim.
1981 * tree-pass.h (pass_compare_elim_after_reload): New.
1982 * passes.c (init_optimization_passes): Add it.
1983 * recog.h: Protect against re-inclusion.
1984 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1985 * doc/invoke.texi (-fcompare-elim): Document it.
1986 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1987 * doc/tm.texi: Rebuild.
1989 2011-01-22 Nick Clifton <nickc@redhat.com>
1991 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1992 rx_split_fp_compare.
1994 2011-01-22 Nick Clifton <nickc@redhat.com>
1996 * config/rx/rx.md (UNSPEC_CONST): New.
1997 (deallocate_and_return): Wrap the amount popped off the stack in
1998 an UNSPEC_CONST in order to stop it being rejected by
1999 -mmax-constant-size.
2000 (pop_and_return): Add a "(return)" rtx.
2001 (call): Drop the immediate operand.
2002 (call_internal): Likewise.
2003 (call_value): Likewise.
2004 (call_value_internal): Likewise.
2005 (sibcall_internal): Likewise.
2006 (sibcall_value_internal): Likewise.
2007 (sibcall): Likewise. Generate an explicit call using
2009 (sibcall_value): Likewise.
2010 (mov<>): FAIL if a constant operand is not legitimate.
2011 (addsi3_unpsec): New pattern.
2013 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2014 (ok_for_max_constant): New function.
2015 (gen_safe_add): New function.
2016 (rx_expand_prologue): Use gen_safe_add.
2017 (rx_expand_epilogue): Likewise.
2018 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
2021 2011-01-21 Jeff Law <law@redhat.com>
2023 PR tree-optimization/47053
2024 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2025 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2026 statements are deleted.
2027 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
2028 is nonempty, then purge dead edges and cleanup the CFG.
2030 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2034 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2036 * tree-dfa.c (create_var_ann): Mark variable as used.
2038 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2041 * except.c (convert_to_eh_region_ranges): Emit queued no-region
2042 notes from other section in hot/cold partitioning even if
2043 last_action is -3. Increment call_site_base.
2045 PR rtl-optimization/47366
2046 * fwprop.c (forward_propagate_into): Return bool. If
2047 any changes are made, -fnon-call-exceptions is used and
2048 REG_EH_REGION note is present, call purge_dead_edges
2049 and return true if it purged anything.
2050 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2051 any EH edges were purged.
2053 2011-01-21 Jeff Law <law@redhat.com>
2055 PR rtl-optimization/41619
2056 * caller-save.c (setup_save_areas): Break out code to determine
2057 which hard regs are live across calls by examining the reload chains
2058 so that it is always used.
2059 Eliminate code which checked REG_N_CALLS_CROSSED.
2061 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2063 PR tree-optimization/47355
2064 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2065 NOP has non-debug uses beyond PHIs in new_bb.
2067 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2070 * cfgexpand.c (account_used_vars_for_block): Only account vars
2071 that are annotated as used.
2072 (estimated_stack_frame_size): Don't set TREE_USED.
2073 * tree-dfa.c (create_var_ann): Mark variable as used.
2075 2011-01-21 Richard Guenther <rguenther@suse.de>
2078 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2080 2011-01-21 Richard Guenther <rguenther@suse.de>
2082 PR tree-optimization/47365
2083 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2084 (vn_reference_lookup_pieces): Adjust.
2085 (vn_reference_lookup): Likewise.
2086 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2087 (vn_reference_lookup_3): Only look through kills if in
2088 VN_WALKREWRITE mode.
2089 (vn_reference_lookup_pieces): Adjust.
2090 (vn_reference_lookup): Likewise.
2091 (visit_reference_op_load): Likewise.
2092 (visit_reference_op_store): Likewise.
2093 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2094 (compute_avail): Likewise.
2095 (eliminate): Likewise.
2097 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2099 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2100 DECL_IGNORED_P non-reg vars if they are used.
2102 PR tree-optimization/47391
2103 * varpool.c (const_value_known_p): Return false if
2106 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
2109 * config/i386/i386.c (ix86_local_alignment): Handle
2110 case for va_list_type_node is nil.
2111 (ix86_canonical_va_list_type): Likewise.
2113 2011-01-21 Alan Modra <amodra@gmail.com>
2115 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2116 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2118 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2120 * config/arm/arm.md (define_attr type): Rename f_load
2121 and f_store to f_fpa_load and f_fpa_store. Update.
2122 (write_conflict): Deal with rename fallout.
2123 (*push_fp_multi): Likewise.
2124 * config/arm/fpa.md (f_load): Use f_fpa_load.
2125 (f_store): Use f_fpa_store.
2126 (*movsf_fpa): Likewise.
2127 (*movdf_fpa): Likewise.
2128 (*movxf_fpa): Likewise.
2129 (*thumb2_movsf_fpa): Likewise.
2130 (*thumb2_movdf_fpa): Likewise.
2131 (*thumb2_movxf_fpa): Likewise.
2132 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2133 f_loadd and f_stored.
2134 (*thumb2_movdi_vfp): Likewise.
2135 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2136 (*thumb2_movsi_vfp): Likewise.
2137 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2138 Use f_loads instead of f_load.
2139 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2141 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2143 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2144 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2145 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2146 (xtensa_mode_dependent_address_p): New function.
2147 (constantpool_address_p): Make static. Change return type to bool.
2148 Change argument type to const_rtx. Use CONST_INT_P predicate.
2150 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2153 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2155 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2158 * cfgexpand.c (expand_debug_expr): Instead of generating
2159 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2162 2011-01-20 Richard Guenther <rguenther@suse.de>
2165 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2166 the pointer operand of MEM_REFs.
2168 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2170 PR tree-optimization/46130
2171 * ipa-split.c (consider_split): If return_bb contains non-virtual
2172 PHIs other than for retval or if split_function would not adjust it,
2175 2011-01-20 Richard Guenther <rguenther@suse.de>
2177 PR tree-optimization/47167
2178 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2179 Revert previous change, only avoid enumeral type changes.
2181 2011-01-19 Mike Stump <mikestump@comcast.net>
2183 * doc/tm.texi.in (BRANCH_COST): Englishify.
2184 * doc/tm.texi (BRANCH_COST): Likewise.
2186 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2189 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2190 (gen_scheduled_generic_parms_dies): New functions.
2191 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2192 generation for the end of CU compilation.
2193 (dwarf2out_finish): Generate template parameters DIEs here.
2195 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2198 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2199 debug bind stmt on merge edges.
2201 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2205 * function.c (instantiate_expr): Instantiate incoming rtl of
2206 implicit arguments, and recurse on VALUE_EXPRs.
2207 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2208 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2210 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2212 * c-parser.c (c_parser_for_statement): Initialize
2213 collection_expression.
2215 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2217 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2219 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2221 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2222 (LINK_SHLIB_SPEC): Don't use %(link_path).
2223 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2225 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2227 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2228 (NO_SHARED_LIB_SUPPORT): Remove.
2229 (LINK_SHLIB_SPEC): Remove one conditional definition.
2231 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2233 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2235 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2236 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2237 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2238 %{call_shared} and conditionals on these options not being passed.
2239 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2242 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2244 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2247 * ipa-split.c: Spelling fixes.
2249 2011-01-19 Richard Henderson <rth@redhat.com>
2251 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2252 (*mulsi3): Likewise.
2254 * longlong.h [__mn10300__] (count_leading_zeros): New.
2255 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2256 [__mn10300__] (add_ssaaaa, subddmmss): New.
2257 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2258 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2260 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2262 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2264 2011-01-19 Richard Henderson <rth@redhat.com>
2266 * config/mn10300/mn10300.md (addsi3_flags): New.
2267 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2268 (subsi3_flags, subc_internal, subdi3): New.
2269 (subdi3_internal, *subdi3_degenerate): New.
2270 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2272 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2273 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2274 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2275 * config/mn10300/mn10300-protos.h: Update.
2276 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2277 (return_ret): Likewise. Rename from return_internal_regs.
2278 (return_internal): Remove.
2280 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2281 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2282 (mn10300_legitimate_constant_p): Likewise.
2283 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2284 (mn10300_frame_size): New.
2285 (mn10300_expand_prologue): Use it.
2286 (mn10300_expand_epilogue): Likewise.
2287 (mn10300_initial_offset): Likewise.
2288 * config/mn10300/mn10300-protos.h: Update.
2289 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2290 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2291 (prologue, epilogue, return_internal): Tidy output code.
2292 (mn10300_store_multiple_operation, return): Likewise.
2293 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2294 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2295 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2296 (load_pic, am33_load_pic): New.
2297 (mn10300_load_pic0, mn10300_load_pic1): New.
2299 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2300 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2301 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2302 (cc_flags_for_mode, cc_flags_for_code): New.
2303 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2304 overflow flag is not valid. Validate that the flags we need
2305 for the comparison are valid.
2306 (mn10300_output_cmp): Remove.
2307 (mn10300_output_add): New.
2308 (mn10300_select_cc_mode): Use cc_flags_for_code.
2309 (mn10300_split_cbranch): New.
2310 (mn10300_match_ccmode): New.
2311 (mn10300_split_and_operand_count): New.
2312 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2314 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2315 (addsi3): ... here. Use mn10300_output_add.
2316 (*addsi3_flags): New.
2317 (*am33_subsi3, *mn10300_subsi3): Merge...
2318 (subsi3): ... here. Use attribute isa.
2319 (*subsi3_flags): New.
2320 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2322 (*am33_andsi3, *mn10300_andsi3): Merge...
2324 (*andsi3_flags): New.
2325 (andsi3 splitters): New.
2326 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2328 (*iorsi3_flags): New.
2329 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2331 (*xorsi3_flags): New.
2332 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2333 (one_cmplsi2): ... here.
2334 (*one_cmplsi2_flags): New.
2335 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2336 instead of "dax" in constraints. Use mn10300_split_cbranch.
2337 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2338 use matching constraints to eliminate a self-comparison.
2339 (*integer_conditional_branch): Rename from integer_conditional_branch.
2340 Use int_mode_flags to match CC_REG.
2341 (*cbranchsi4_btst, *btstsi): New.
2342 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2343 mn10300_split_cbranch.
2344 (*am33_cmpsf): Rename from am33_cmpsf.
2345 (*float_conditional_branch): Rename from float_conditional_branch.
2346 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2347 (zero_extendqisi2): ... here.
2348 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2349 (zero_extendhisi2): ... here.
2350 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2351 (extendqisi2): ... here.
2352 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2353 (extendhisi2): ... here.
2354 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2355 (ashlsi3): ... here.
2356 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2357 (lshrsi3): ... here.
2358 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2359 (ashrsi3): ... here.
2360 (consecutive add peephole): Remove.
2361 * config/mn10300/predicates.md (label_ref_operand): New.
2362 (int_mode_flags): New.
2363 (CCZN_comparison_operator): New.
2365 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2366 (throughput_42_latency_43): New reservation.
2367 (mulsidi3, umulsidi3): New expanders.
2368 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2369 the MDR register to allocation; separately allocate the low and
2370 high parts of the DImode result.
2371 (umulsidi3_internal): Similarly.
2372 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2373 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2374 (udivsi3, umodsi3): Remove.
2375 (udivmodsi4, divmodsi4): New expanders.
2376 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2377 (*divmodsi4): Simiarly.
2378 (ext_internal): New.
2380 * config/mn10300/constraints.md ("z"): New constraint.
2381 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2382 (FIXED_REGISTERS): Don't fix MDR.
2383 (CALL_USED_REGSITERS): Reformat nicely.
2384 (REG_ALLOC_ORDER): Add MDR.
2385 (enum regclass): Add MDR_REGS.
2386 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2387 (IRA_COVER_CLASSES): Add MDR_REGS.
2388 (REGNO_REG_CLASS): Handle MDR_REG.
2389 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2390 (mn10300_register_move_cost): Likewise.
2391 * config/mn10300/mn10300.md (MDR_REG): New.
2392 (*movsi_internal): Handle moves to/from MDR_REGS.
2394 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2396 (mn10300_secondary_reload): Tidy combination reload classes.
2397 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2398 addresses for AM33. Allow symbolic offsets for reg+imm.
2399 (mn10300_regno_in_class_p): New.
2400 (mn10300_legitimize_reload_address): New.
2401 * config/mn10300/mn10300.h (enum reg_class): Remove
2402 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2403 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2405 (REG_CLASS_NAMES): Update to match.
2406 (REG_CLASS_CONTENTS): Likewise.
2407 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2408 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2409 (REGNO_IN_RANGE_P): Remove.
2410 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2411 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2412 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2413 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2414 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2415 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2416 (REGNO_GENERAL_P): New.
2417 (HAVE_POST_MODIFY_DISP): New.
2418 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2419 (LEGITIMIZE_RELOAD_ADDRESS): New.
2420 * config/mn10300/mn10300-protos.h: Update.
2422 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2423 DATA_REGS for AM33 stack-pointer destination.
2424 (mn10300_preferred_output_reload_class): Likewise.
2425 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2426 into a form appropriate for ...
2427 (TARGET_SECONDARY_RELOAD): New.
2428 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2429 * config/mn10300/mn10300-protos.h: Update.
2430 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2431 reload_insi; use the "A" constraint for the scratch; handle AM33
2432 moves of sp to non-address registers.
2434 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2435 (*movqi_internal): ... here.
2436 (*am33_movhi, *mn10300_movhi): Merge into...
2437 (*movhi_internal): ... here.
2438 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2439 as the source/destination of moves from/to SP.
2440 (movsf): Only allow for AM33-2.
2441 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2442 any integer constant constraint. Only allow for AM33-2. Tidy
2443 all of the alternative outputs.
2444 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2445 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2447 (udivsi3, umodsi3): New patterns for MN103 only.
2449 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2451 * doc/tm.texi.in: Spell out that a lack of register class unions
2453 * doc/tm.texi: Regenerate.
2455 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2457 PR rtl-optimization/47337
2458 * dce.c (check_argument_store): New function.
2459 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2461 PR tree-optimization/47290
2462 * tree-eh.c (infinite_empty_loop_p): New function.
2463 (cleanup_empty_eh): Use it.
2465 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2468 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2469 (a64_expand_widen_sum): Ditto.
2470 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2471 (vec_extract_evenodd_help): Ditto.
2472 (vec_extract_evenv4hi): Ditto.
2473 (vec_extract_oddv4hi): Ditto.
2474 (vec_extract_evenv2si): Ditto.
2475 (vec_extract_oddv2si): Ditto.
2476 (vec_extract_evenv2sf): Ditto.
2477 (vec_extract_oddv2sf): Ditto.
2478 (vec_pack_trunc_v4hi: Ditto.
2479 (vec_pack_trunc_v2si): Ditto.
2480 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2481 (vec_interleave_highv8qi): Ditto.
2483 (vec_extract_oddv8qi): Ditto.
2484 (vec_interleave_lowv4hi): Ditto.
2485 (vec_interleave_highv4hi): Ditto.
2486 (vec_interleave_lowv2si): Ditto.
2487 (vec_interleave_highv2si): Ditto.
2489 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2491 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2492 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2493 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2494 (pa_c_mode_for_suffix): New.
2495 (TARGET_EXPAND_BUILTIN): Define.
2496 (TARGET_C_MODE_FOR_SUFFIX): Define.
2497 (pa_builtins): Define.
2498 (pa_init_builtins): Register __float128 type and init new support
2500 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2501 * config/pa/quadlib.c (_U_Qfcopysign): New.
2503 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2506 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2507 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2510 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2512 PR tree-optimization/47179
2513 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2514 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2516 2011-01-18 Richard Guenther <rguenther@suse.de>
2518 PR rtl-optimization/47216
2519 * emit-rtl.c: Include tree-flow.h.
2520 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2521 of replicating it with different semantics.
2522 * Makefile.in (emit-rtl.o): Adjust.
2524 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2526 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2527 (cortex_a9_dp): Handle neon types correctly.
2529 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2531 PR rtl-optimization/47299
2532 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2533 subtarget. Use normal multiplication if both operands are constants.
2534 * expmed.c (expand_widening_mult): Don't try to optimize constant
2535 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2538 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2540 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2541 spacing after 'e.g.', typos, comma, hyphenation.
2543 2011-01-17 Richard Henderson <rth@redhat.com>
2545 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2546 (rx_restricted_mem_operand): New.
2547 (rx_shift_operand): Use register_operand.
2548 (rx_source_operand, rx_compare_operand): Likewise.
2549 * config/rx/rx.md (addsi3_flags): New expander.
2550 (adddi3): Rewrite as expander.
2551 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2552 (subsi3_flags): New expander.
2553 (subdi3): Rewrite as expander.
2554 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2556 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2557 (rx_init_builtins): Remove sat builtin.
2558 (rx_expand_builtin): Likewise.
2559 * config/rx/rx.md (ssaddsi3): New.
2560 (*sat): Rename from sat. Represent the CC_REG input.
2562 * config/rx/predicates.md (rshift_operator): New.
2563 * config/rx/rx.c (rx_expand_insv): Remove.
2564 * config/rx/rx-protos.h: Update.
2565 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2566 operand to the canonical position.
2567 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2568 (*bitclr, *bitclr_in_memory): Similarly.
2569 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2570 (insv): Retain the zero_extract in the expansion.
2572 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2573 (bswaphi2, bitinvert, revw): Likewise.
2575 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2576 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2577 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2578 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2579 (bitset, bitset_in_memory): Likewise.
2580 (bitinvert, bitinvert_in_memory): Likewise.
2581 (bitclr, bitclr_in_memory): Likewise.
2582 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2583 (rx_strend, rx_cmpstrn): Likewise.
2584 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2585 (bitop peep2 patterns): Remove.
2587 * config/rx/rx.c (rx_match_ccmode): New.
2588 * config/rx/rx-protos.h: Update.
2589 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2590 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2591 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2592 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2593 (fix_truncsfsi2, floatsisf2): Likewise.
2594 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2595 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2596 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2597 (*subsi3_flags, *xorsi3_flags): New.
2599 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2601 * config/rx/rx.c (rx_print_operand): Remove workaround for
2602 unsplit comparison operations.
2604 * config/rx/rx.md (movsicc): Split after reload.
2605 (*movsicc): Merge *movsieq and *movsine via match_operator.
2606 (*stcc): New pattern.
2608 * config/rx/rx.c (rx_float_compare_mode): Remove.
2609 * config/rx/rx.h (rx_float_compare_mode): Remove.
2610 * config/rx/rx.md (cstoresi4): Split after reload.
2611 (*sccc): New pattern.
2613 * config/rx/predicates.md (label_ref_operand): New.
2614 (rx_z_comparison_operator): New.
2615 (rx_zs_comparison_operator): New.
2616 (rx_fp_comparison_operator): New.
2617 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2618 Validate that the flags are set properly for the comparison.
2619 (rx_gen_cond_branch_template): Remove.
2620 (rx_cc_modes_compatible): Remove.
2621 (mode_from_flags): New.
2622 (flags_from_code): Rename from flags_needed_for_conditional.
2623 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2624 (rx_select_cc_mode): Likewise.
2625 (rx_split_fp_compare): New.
2626 (rx_split_cbranch): New.
2627 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2628 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2629 (*cbranchsf4): Similarly.
2630 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2631 match_operator and rx_split_cbranch.
2632 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2633 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2634 (*cmpsi): Rename from cmpsi.
2635 (*tstsi): Rename from tstsi.
2636 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2637 (*conditional_branch): Rename from conditional_branch.
2638 (*reveresed_conditional_branch): Remove.
2639 (b<code>): Remove expander.
2640 * config/rx/rx-protos.h: Update.
2642 * config/rx/rx.c (rx_compare_redundant): Remove.
2643 * config/rx/rx.md (cmpsi): Don't use it.
2644 * config/rx/rx-protos.h: Update.
2646 * config/rx/rx-modes.def (CC_F): New mode.
2647 * config/rx/rx.c (rx_select_cc_mode): New.
2648 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2649 * config/rx/rx-protos.h: Update.
2651 2011-01-17 Richard Henderson <rth@redhat.com>
2653 * except.c (dump_eh_tree): Fix stray ; after for statement.
2655 2011-01-17 Richard Guenther <rguenther@suse.de>
2657 PR tree-optimization/47313
2658 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2659 handling before copying the body. Properly deal with
2660 by-reference result in SSA form.
2662 2011-01-17 Ian Lance Taylor <iant@google.com>
2665 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2666 (struct_value_alias_set): Don't define.
2667 (sparc_option_override): Don't set sparc_sr_alias_set and
2668 struct_value_alias_set.
2669 (save_or_restore_regs): Use gen_frame_mem rather than calling
2671 (sparc_struct_value_rtx): Likewise.
2673 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2676 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2678 (_mm_maskstore_pd): Likewise.
2679 (_mm_maskload_ps): Likewise.
2680 (_mm_maskstore_ps): Likewise.
2681 (_mm256_maskload_pd): Change mask to __m256i.
2682 (_mm256_maskstore_pd): Likewise.
2683 (_mm256_maskload_ps): Likewise.
2684 (_mm256_maskstore_ps): Likewise.
2686 * config/i386/i386-builtin-types.def: Updated.
2687 (ix86_expand_special_args_builtin): Likewise.
2689 * config/i386/i386.c (bdesc_special_args): Update
2690 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2691 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2692 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2693 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2695 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2696 Use <avxpermvecmode> on mask register.
2697 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2699 2011-01-17 Olivier Hainque <hainque@adacore.com>
2700 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2701 Eric Botcazou <ebotcazou@adacore.com>
2704 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2705 if <= USHRT_MAX in 32-bit mode.
2707 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2709 * doc/install.texi (Configuration, Specific): Wrap long
2710 lines in examples. Allow line wrapping in long options
2711 and URLs where beneficial for PDF output.
2713 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2715 * config/mips/mips.c (mips_classify_symbol): Don't return
2716 SYMBOL_PC_RELATIVE for nonlocal labels.
2718 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2720 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2722 2011-01-15 Jan Hubicka <jh@suse.cz>
2724 PR tree-optimization/47276
2725 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2726 declarations as needed.
2728 2011-01-15 Martin Jambor <mjambor@suse.cz>
2730 * common.opt (fdevirtualize): New flag.
2731 * doc/invoke.texi (Option Summary): Document it.
2732 * opts.c (default_options_table): Add devirtualize flag.
2733 * ipa-prop.c (detect_type_change): Return immediately if
2734 devirtualize flag is not set.
2735 (detect_type_change_ssa): Likewise.
2736 (compute_known_type_jump_func): Likewise.
2737 (ipa_analyze_virtual_call_uses): Likewise.
2739 2011-01-14 Martin Jambor <mjambor@suse.cz>
2741 PR tree-optimization/45934
2742 PR tree-optimization/46302
2743 * ipa-prop.c (type_change_info): New type.
2744 (stmt_may_be_vtbl_ptr_store): New function.
2745 (check_stmt_for_type_change): Likewise.
2746 (detect_type_change): Likewise.
2747 (detect_type_change_ssa): Likewise.
2748 (compute_complex_assign_jump_func): Check for dynamic type change.
2749 (compute_complex_ancestor_jump_func): Likewise.
2750 (compute_known_type_jump_func): Likewise.
2751 (compute_scalar_jump_functions): Likewise.
2752 (ipa_analyze_virtual_call_uses): Likewise.
2753 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2755 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2757 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2758 * config/i386/i386.opt (msse5): New Alias.
2760 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2762 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2763 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2764 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2765 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2767 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2769 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2771 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2772 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2773 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2774 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2776 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2778 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2780 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2782 2011-01-14 Mike Stump <mikestump@comcast.net>
2784 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2785 * config/fr30/fr30.md: Likweise
2786 (movsi_push): Likewise.
2787 (movsi_pop): Likewise.
2788 (enter_func): Likewise.
2789 * config/moxie/moxie.md (movsi_push): Likewise.
2790 (movsi_pop): Likewise.
2792 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2794 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2795 %{no_archive} %{exact_version}.
2796 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2797 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2798 %{no_archive} %{exact_version}.
2799 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2800 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2801 * config/mips/vxworks.h: Likewise.
2803 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2805 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2807 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2809 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2810 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2812 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2814 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2817 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2819 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2821 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2822 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2824 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2825 Don't handle -shlib.
2827 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2829 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2830 (CC1_SPEC): Don't handle -profile.
2832 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2834 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2835 * config/mips/mips.h (CC1_SPEC): Likewise.
2837 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2839 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2840 * config/mips/mips.h (CC1_SPEC): Likewise.
2842 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2844 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2845 * config/m32r/linux.h (LINK_SPEC): Likewise.
2846 * config/mips/linux.h (LINK_SPEC): Likewise.
2847 * config/mips/linux64.h (LINK_SPEC): Likewise.
2848 * config/sparc/linux.h (LINK_SPEC): Likewise.
2849 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2850 LINK_SPEC): Likewise.
2851 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2853 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2855 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2857 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2859 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2861 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2862 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2864 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2866 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2868 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2870 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2871 supports -Bstatic/-Bdynamic.
2872 * configure: Regenerate.
2874 2011-01-14 Jan Hubicka <jh@suse.cz>
2875 Jack Howarth <howarth@bromo.med.uc.edu>
2878 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2879 when checking debug_info_level. Test write_symbols instead of
2880 debug_hooks->var_location when setting flag_var_tracking_uninit.
2882 2011-01-14 Richard Guenther <rguenther@suse.de>
2884 PR tree-optimization/47179
2885 * target.def (ref_may_alias_errno): New target hook.
2886 * targhooks.h (default_ref_may_alias_errno): Declare.
2887 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2888 (default_ref_may_alias_errno): New function.
2889 * target.h (struct ao_ref_s): Declare.
2890 * tree-ssa-alias.c: Include target.h.
2891 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2892 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2893 (targhooks.o): Likewise.
2894 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2895 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2897 2011-01-14 Richard Guenther <rguenther@suse.de>
2899 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2901 2011-01-14 Richard Guenther <rguenther@suse.de>
2903 PR tree-optimization/47280
2904 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2906 (tree_ssa_forward_propagate_single_use_vars): Deal with
2907 CFG changes from associate_plusminus.
2909 2011-01-14 Richard Guenther <rguenther@suse.de>
2913 2011-01-11 Richard Guenther <rguenther@suse.de>
2915 PR tree-optimization/46076
2916 * tree-ssa.c (useless_type_conversion_p): Conversions from
2917 unprototyped to empty argument list function types are useless.
2919 2011-01-14 Richard Guenther <rguenther@suse.de>
2921 PR tree-optimization/47286
2922 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2924 2011-01-14 Martin Jambor <mjambor@suse.cz>
2927 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2929 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2931 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2932 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2933 * config/xtensa/xtensa.c (xtensa_libcall_value,
2934 xtensa_function_value_regno_p): New functions.
2935 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2937 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2940 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2942 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2943 New function prototype.
2944 * config/i386/winnt.c (i386_pe_assemble_visibility):
2945 Warn only if attribute was specified by user.
2947 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2950 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2952 (floatunsdidf2_fcfidu): Ditto.
2954 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2956 * config/s390/s390.c (print_operand_address): Replace 'error' with
2957 'output_operand_lossage'.
2958 (print_operand): Likewise.
2960 2011-01-13 Jeff Law <law@redhat.com>
2962 PR rtl-optimization/39077
2963 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2964 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2965 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2966 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2967 * gcse.c (prune_insertions_deletions): New function.
2968 (compute_pre_data): Use it.
2970 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2973 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2975 (prune_unused_types_mark): Use it.
2977 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2979 PR rtl-optimization/45352
2980 * sel-sched.c: Update copyright years.
2981 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2982 in the advancing loop when we have issued issue_rate insns.
2984 2011-01-12 Richard Henderson <rth@redhat.com>
2986 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2987 (TARGET_MD_ASM_CLOBBERS): New.
2989 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2990 (TARGET_DELEGITIMIZE_ADDRESS): New.
2992 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2993 (clzsi2, *bsch): New patterns.
2995 * config/mn10300/mn10300.md (INT): New mode iterator.
2996 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2998 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2999 flag_split_wide_types.
3001 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3002 (mn10300_trampoline_init): Rewrite without a template, an immediate
3003 load and a direct branch.
3004 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3006 2011-01-12 Anatoly Sokolov <aesok@post.ru>
3008 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3009 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3010 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3011 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3013 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
3016 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3019 2011-01-12 Jan Hubicka <jh@suse.cz>
3022 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3023 (PLUGIN_COND_CLOSE): New macro.
3024 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3026 2011-01-12 Richard Guenther <rguenther@suse.de>
3029 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3030 register variables in a MEM_REF.
3032 2011-01-12 Joseph Myers <joseph@codesourcery.com>
3034 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3035 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3036 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3037 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3038 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3039 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3040 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3041 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3042 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3043 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3044 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3045 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3046 * config/gnu-user.h: New. Copied from linux.h.
3047 (LINUX_TARGET_STARTFILE_SPEC): Rename to
3048 GNU_USER_TARGET_STARTFILE_SPEC.
3049 (LINUX_TARGET_ENDFILE_SPEC): Rename to
3050 GNU_USER_TARGET_ENDFILE_SPEC.
3051 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3052 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3053 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3054 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3055 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3056 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3057 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3058 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3059 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3060 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3061 * config/arm/linux-eabi.h (CC1_SPEC): Use
3062 GNU_USER_TARGET_CC1_SPEC.
3063 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3064 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3065 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3066 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3067 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3068 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3069 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3070 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3072 2011-01-12 Richard Guenther <rguenther@suse.de>
3075 * doc/invoke.texi (ffast-math): Document it is turned on
3078 2011-01-12 Jan Hubicka <jh@suse.cz>
3080 PR tree-optimization/47233
3081 * opts.c (common_handle_option): Disable ipa-reference with profile
3084 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3086 * c-parser.c (c_parser_objc_at_property_declaration): Improved
3089 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3091 * c-parser.c (c_lex_one_token): Updated and reindented some
3092 comments. No changes in code.
3094 2011-01-11 Ian Lance Taylor <iant@google.com>
3096 * godump.c (go_output_var): Don't output the variable if there is
3097 already a type with the same name.
3099 2011-01-11 Ian Lance Taylor <iant@google.com>
3101 * godump.c (go_format_type): Don't generate float80.
3103 2011-01-11 Richard Henderson <rth@redhat.com>
3105 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3106 declaration. Rewrite for both speed and size.
3107 (mn10300_address_cost_1): Remove.
3108 (mn10300_register_move_cost): New.
3109 (mn10300_memory_move_cost): New.
3110 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
3111 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
3112 extensions, shifts, BSWAP, CLZ.
3113 (mn10300_wide_const_load_uses_clr): Remove.
3114 (TARGET_REGISTER_MOVE_COST): New.
3115 (TARGET_MEMORY_MOVE_COST): New.
3116 * config/mn10300/mn10300-protos.h: Update.
3117 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3119 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3120 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3121 * config/mn10300/mn10300-protos.h: Update.
3122 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3123 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3124 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3125 (*test_int_bitfield, *test_byte_bitfield): Remove.
3126 (*bit_test, *subreg_bit_test): Remove.
3127 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3129 * config/mn10300/constraints.md ("c"): Rename from "A".
3130 ("A", "D"): New constraint letters.
3131 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3132 (fmssf4, fnmasf4, fnmssf4): Likewise.
3134 * config/mn10300/mn10300.md (isa): New attribute.
3135 (enabled): New attribute.
3137 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3138 (abssf2, negsf2): Define only for hardware fp.
3139 (sqrtsf2): Reformat.
3140 (addsf3, subsf3, mulsf3): Merge expander and insn.
3142 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3143 (DEBUGGER_AUTO_OFFSET): Remove.
3144 (DEBUGGER_ARG_OFFSET): Remove.
3146 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3147 Emit register stores with the same offsets as the hardware.
3148 (mn10300_store_multiple_operation): Don't check that the register
3149 save offsets are monotonic.
3150 * config/mn10300/mn10300-protos.h: Update.
3152 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3154 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3155 in terms of the value on the stack, not the MDR register.
3157 2011-01-11 Jan Hubicka <jh@suse.cz>
3161 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3162 (symbol_alias_set_destroy, symbol_alias_set_contains,
3163 propagate_aliases_backward): Declare.
3164 * lto-streamer-out.c (struct sets): New sturcture.
3165 (trivally_defined_alias): New function.
3166 (output_alias_pair_p): Rewrite.
3167 (output_unreferenced_globals): Fix output of alias pairs.
3168 (produce_symtab): Likewise.
3169 * ipa.c (function_and_variable_visibility): Set weak alias destination
3171 * varasm.c (symbol_alias_set_t): Remove.
3172 (symbol_alias_set_destroy): Export.
3173 (propagate_aliases_forward, propagate_aliases_backward): New functions
3175 (compute_visible_aliases): ... this one; remove.
3176 (trivially_visible_alias): New
3177 (trivially_defined_alias): New.
3178 (remove_unreachable_alias_pairs): Rewrite.
3179 (finish_aliases_1): Reorganize code checking if alias is defined.
3180 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3183 2011-01-11 Richard Guenther <rguenther@suse.de>
3185 PR tree-optimization/46076
3186 * tree-ssa.c (useless_type_conversion_p): Conversions from
3187 unprototyped to empty argument list function types are useless.
3189 2011-01-11 Richard Guenther <rguenther@suse.de>
3192 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3193 volatile MEMs as MEM_READONLY_P.
3195 2011-01-11 Richard Guenther <rguenther@suse.de>
3197 PR tree-optimization/47239
3198 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3200 2011-01-11 Jeff Law <law@redhat.com>
3202 PR tree-optimization/47086
3203 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3204 IVs from statements that might throw.
3206 2011-01-10 Jan Hubicka <jh@suse.cz>
3209 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3211 2011-01-10 Jan Hubicka <jh@suse.cz>
3214 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3215 when correcting profile.
3217 2011-01-10 Jan Hubicka <jh@suse.cz>
3220 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3222 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3223 Restore DECL_FINI_PRIORITY.
3225 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3227 * doc/gimple.texi: Fix quoting of multi-word return values in
3228 @deftypefn statements. Ensure presence of return value. Wrap
3229 overlong @deftypefn lines.
3230 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3231 descriptions of removed functions.
3232 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3233 of multi-word return value in @deftypefn statement.
3235 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3237 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3238 (Conditional Expressions, Logical Operators)
3239 (Statement and operand traversals): Do not indent smallexample
3240 code. Fix duplicate function argument in example.
3242 2011-01-10 Jeff Law <law@redhat.com>
3244 PR tree-optimization/47141
3245 * ipa-split.c (split_function): Handle case where we are
3246 returning a value and the return block has a virtual operand phi.
3248 2011-01-10 Jan Hubicka <jh@suse.cz>
3250 PR tree-optimization/47234
3251 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3252 (pass_feedback_split_functions): Declare.
3253 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3255 * ipa-split.c (gate_split_functions): Update comments; disable
3256 split-functions for profile_arc_flag and branch_probabilities.
3257 (gate_feedback_split_functions): New function.
3258 (execute_feedback_split_functions): New function.
3259 (pass_feedback_split_functions): New global var.
3261 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3264 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3265 calling gimple_call_set_cannot_inline.
3267 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3269 * config/darwin-sections.def: Remove unused section.
3271 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3274 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3276 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3279 * c-parser.c (c_parser_declaration_or_fndef): Improved
3282 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3284 * config/i386/winnt.c (i386_pe_start_function): Make sure
3285 to switch back to function's section.
3287 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3291 * plugin.c: Move include of dlfcn.h from here...
3292 * system.h: ... to here.
3294 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3296 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3298 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3299 two extra empty pages in PDF output.
3301 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3304 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3305 for error recovery purposes behave as if it was not specified so
3306 that the default type is usd.
3308 2011-01-07 Jan Hubicka <jh@suse.cz>
3310 PR tree-optmization/46469
3311 * ipa.c (function_and_variable_visibility): Clear needed flags on
3312 nodes with external decls; handle weakrefs merging correctly.
3314 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3316 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3319 2011-01-07 Jan Hubicka <jh@suse.cz>
3321 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3322 and no longer claim that gold is required for linker plugin.
3323 * configure: Regenerate.
3324 * gcc.c (PLUGIN_COND): New macro.
3325 (LINK_COMMAND_SPEC): Use it.
3326 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3327 * config.in (HAVE_LTO_PLUGIN): New.
3328 * configure.ac (--with-lto-plugin): New parameter; autodetect
3331 2011-01-07 Jan Hubicka <jh@suse.cz>
3333 PR tree-optimization/46367
3334 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3335 when we can update original.
3336 (cgraph_mark_inline_edge): Sanity check.
3337 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3339 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3341 * config/spu/spu.h (ASM_COMMENT_START): Define.
3343 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3347 (SWITCH_KEEP_FOR_GCC): Likewise.
3348 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3349 (do_spec_1): Handle "%>".
3351 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3353 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3356 * config/i386/i386.c (ix86_delegitimize_address): If
3357 simplify_gen_subreg fails, return orig_x.
3360 * value-prof.c (gimple_stringop_fixed_value): Handle
3361 lhs of the call properly.
3363 2011-01-07 Jan Hubicka <jh@suse.cz>
3366 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3368 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3370 * target.def (function_switched_text_sections): New hook.
3371 * doc/tm.texi: Regenerated.
3372 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3373 * final.c (default_function_switched_text_sections): New.
3374 (final_scan_insn): Call function_switched_text_sections when a
3375 mid-function section change occurs.
3376 * output.h (default_function_switched_text_sections): Declare.
3377 * config/darwin-protos.h (darwin_function_switched_text_sections):
3379 * config/darwin.c (darwin_function_switched_text_sections): New.
3380 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3382 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3384 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3385 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3386 the secondary code fragment when outputting for DWARF == 2.
3388 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3390 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3391 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3393 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3394 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3396 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3399 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3400 when it is not empty.
3402 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3405 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3406 (case ${target}): Add btver1.
3407 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3408 -march=native recognize btver1 processors.
3409 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3410 btver1 def_and_undef
3411 * config/i386/i386.c (struct processor_costs btver1_cost): New
3413 (m_BTVER1): New definition.
3414 (m_AMD_MULTIPLE): Includes m_BTVER1.
3415 (initial_ix86_tune_features): Add btver1 tune.
3416 (processor_target_table): Add btver1 entry.
3417 (static const char *const cpu_names): Add btver1 entry.
3418 (software_prefetching_beneficial_p): Add btver1.
3419 (ix86_option_override_internal): Add btver1 instruction sets.
3420 (ix86_issue_rate): Add btver1.
3421 (ix86_adjust_cost): Add btver1.
3422 * config/i386/i386.h (TARGET_BTVER1): New definition.
3423 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3424 (enum processor_type): Add PROCESSOR_BTVER1.
3425 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3427 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3430 * config/i386/i386.c (legitimize_tls_address)
3431 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3432 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3433 (tls_initial_exec_64_sun): New pattern.
3435 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3437 * doc/invoke.texi (Overall Options): Improve wording and markup
3438 of the description of -wrapper.
3440 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3442 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3443 rdynamic, threads): New Driver options.
3445 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3448 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3449 if coming from .tdata.
3450 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3452 2011-01-06 Jan Hubicka <jh@suse.cz>
3455 * collect2.c (main): Do not enable LTOmode when plugin is active.
3457 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3460 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3461 --version output if supported.
3462 * configure: Regenerate.
3464 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3466 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3469 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3472 * c-convert.c (convert): When converting a complex expression
3473 other than COMPLEX_EXPR to a different complex type, ensure
3474 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3475 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3476 when converting COMPLEX_TYPE.
3478 2011-01-06 Ira Rosen <irar@il.ibm.com>
3480 PR tree-optimization/47139
3481 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3482 only the last reduction value is used outside the loop. Update
3485 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3487 * config/rtems.opt: New.
3488 * config.gcc (*-*-rtems*): Use rtems.opt.
3490 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3492 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3493 processors do not support 3DNow instructions.
3495 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3497 * config/spu/spu.c (spu_option_override): Set parameter
3498 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3500 2011-01-05 Jan Hubicka <jh@suse.cz>
3502 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3503 at the command line.
3505 2011-01-05 Martin Jambor <mjambor@suse.cz>
3508 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3509 deltas on streamed outgoing edges.
3510 (output_node_opt_summary): Output info for outgoing edges only when
3511 the node is in new parameter set.
3512 (output_cgraph_opt_summary): New parameter set, passed to the two
3513 aforementioned functions. Update its forward declaration and its
3516 2011-01-05 Tom Tromey <tromey@redhat.com>
3518 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3519 operator to c_finish_omp_atomic.
3520 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3521 (build_unary_op): Update.
3522 (build_modify_expr): Update.
3523 (build_asm_expr): Update.
3525 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3527 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3528 newly inserted insns.
3530 (spu_emit_branch_hint): Likewise.
3531 (insert_hbrp_for_ilb_runout): Likewise.
3532 (spu_machine_dependent_reorg): Call df_finish_pass after
3533 schedule_insns returns.
3535 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3537 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3539 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3541 PR tree-optimization/47005
3542 * tree-sra.c (struct access): Add 'non_addressable' bit.
3543 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3544 (decide_one_param_reduction): Return 0 if the parameter is passed by
3545 reference and one of the accesses in the group is non_addressable.
3547 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3549 PR tree-optimization/47056
3550 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3551 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3552 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3554 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3556 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3557 initializer. Skip view conversions from aggregate types.
3559 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3562 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3564 2011-01-04 Philipp Thomas <pth@suse.de>
3566 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3569 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3571 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3572 on empty epilogue sequences.
3574 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3576 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3577 non-static): New Driver options.
3579 2011-01-04 Jie Zhang <jie@codesourcery.com>
3582 * gcc.c (default_compilers[]): Set combinable field to 0
3583 for all assembly languages.
3585 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3587 * config/mips/loongson3a.md: New file.
3588 * config/mips/mips.md: Include loongson3a.md.
3589 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3592 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3595 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3596 instead of convert_memory_address_addr_space on the base expression.
3598 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3600 * config/spu/spu.c (spu_option_override): Update error text
3601 for bad -march= / -mtune= values.
3603 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3605 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3606 if branch-hint optimization will be performed.
3608 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3610 PR tree-optimization/47148
3611 * ipa-split.c (split_function): Convert arguments to
3612 DECL_ARG_TYPE if possible.
3614 PR tree-optimization/47155
3615 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3618 PR rtl-optimization/47157
3619 * combine.c (try_combine): If undobuf.other_insn becomes
3620 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3621 and set *new_direct_jump_p too.
3623 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3625 PR tree-optimization/47021
3626 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3628 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3630 * gcc.c (process_command): Update copyright notice dates.
3631 * gcov.c (print_version): Likewise.
3632 * gcov-dump.c (print_version): Likewise.
3633 * mips-tfile.c (main): Likewise.
3634 * mips-tdump.c (main): Likewise.
3636 2011-01-03 Martin Jambor <mjambor@suse.cz>
3638 PR tree-optimization/46801
3639 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3640 aggregate fields start at byte boundary instead of the bit-field flag.
3642 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3645 * gcc.c (main): Revert revision 168407.
3647 2011-01-03 Martin Jambor <mjambor@suse.cz>
3649 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3651 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3653 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3654 vector optab to expand vector/scalar shift, update gimple to vector.
3656 2011-01-03 Martin Jambor <mjambor@suse.cz>
3658 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3661 2011-01-03 Martin Jambor <mjambor@suse.cz>
3663 PR tree-optimization/46984
3664 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3666 (cgraph_create_indirect_edge): Fixed line length.
3667 (cgraph_indirect_call_info): Declare.
3668 (cgraph_make_edge_direct) Update declaration.
3669 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3670 (cgraph_create_indirect_edge): Use it.
3671 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3673 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3674 the new thunk_delta representation.
3675 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3677 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3678 (ipa_read_indirect_edge_info): Likewise.
3679 * lto-cgraph.c (output_edge_opt_summary): New function.
3680 (output_node_opt_summary): Call it on all outgoing edges.
3681 (input_edge_opt_summary): New function.
3682 (input_node_opt_summary): Call it on all outgoing edges.
3684 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3687 * gcc.c (main): Don't check have_o when settting combine_inputs.
3689 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3691 * regrename.c: Add general comment describing the pass.
3692 (struct du_head): Remove 'length' field.
3693 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3694 (regrename_optimize): Do not sort chains. Rework comments, add others.
3695 Force renaming to the preferred class (if any) in the first pass and do
3696 not consider registers that belong to it in the second pass.
3697 (create_new_chain): Do not set 'length' field.
3698 (scan_rtx_reg): Likewise.
3700 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3702 PR tree-optimization/47140
3703 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3704 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3707 PR rtl-optimization/47028
3708 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3709 parm_birth_insn instead of at the beginning of first bb.
3711 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3713 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3714 Remove the word "see" before "@pxref".
3715 * doc/rtl.texi: Remove the word "see" before "@pxref".
3717 2011-01-01 Jan Hubicka <jh@suse.cz>
3719 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3722 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3725 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3728 Copyright (C) 2011 Free Software Foundation, Inc.
3730 Copying and distribution of this file, with or without modification,
3731 are permitted in any medium without royalty provided the copyright
3732 notice and this notice are preserved.